Default constructor. Creates an empty instance.

Public Sub New()
Public Sub New(
    surfaceDefinition As IntPtr, 
    surfaceKind As Autodesk.AutoCAD.Geometry.ExternalEntityKind
)

public ExternalBoundedSurface();
public ExternalBoundedSurface(
    IntPtr surfaceDefinition, 
    Autodesk.AutoCAD.Geometry.ExternalEntityKind surfaceKind
);